20x25x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack odor-control Portable single pack for ease

Portable single pack for ease of carrying

strain ANT-03 was isolated from an infected plant bug (Lygus lineolaris) in Montreal and was proven to be the ideal choice for the main ingredient in what would become BioCeres WP

FoxFarm Tiger Bloom is an ultra potent

healthy and stable plants

Perfect as a sole-source lighting solution

20x25x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack odor-control Portable single pack for easeImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. If you are replacing a 4 3 8 depth 20x25x4 filter